• You've all been immunized for Hepatitis B, would you be happy to hear that that's where your Hepatitis B vaccine came from?

    你们都对乙型肝炎具有免疫力了,如果你知道你的乙型肝炎疫苗,是从何而来的话,你还会高兴的起来吗

    耶鲁公开课 - 生物医学工程探索课程节选

  • Be sure to follow us on Twitter, Twitter.com/unc Knowledge at Twitter.com/unc Knowledge, send us your comments, links to related material, suggestions for guests, d love to hear from you.

    请在twitter网站上加入我们,网址是,您可以发送评论,相关内容的链接,以及邀请嘉宾的建议,我们期待听到您的声音,we’

    斯坦福公开课 - 经济学课程节选

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